Package name & release keystone

How can I get the package name & release keystore(for android) of my ionic project?

You set the package name and created the keystore you are using to release yourself.

how should I get the keystore can you describe.

You can change the package name in the config.xml file under the project directory.
Enter Android Studio to get the release key for Android.
Open the project.

How to generate signed apk for google play production distribution upload Android Studio

Then proceed as indicated on the video. Action steps There is no difference between Native Android and Ionic. Do the same. Good luck.